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-rw-r--r--src/librustdoc/clean/utils.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/librustdoc/clean/utils.rs b/src/librustdoc/clean/utils.rs
index d826171aa61..5686307d83d 100644
--- a/src/librustdoc/clean/utils.rs
+++ b/src/librustdoc/clean/utils.rs
@@ -11,6 +11,7 @@ use rustc_middle::mir;
 use rustc_middle::ty::{self, GenericArgKind, GenericArgsRef, TyCtxt, TypeVisitableExt};
 use rustc_span::symbol::{kw, sym, Symbol};
 use thin_vec::{thin_vec, ThinVec};
+use tracing::{debug, warn};
 use {rustc_ast as ast, rustc_hir as hir};
 
 use crate::clean::auto_trait::synthesize_auto_trait_impls;